155248608256 has 99 divisors (see below), whose sum is σ = 361219632039. Its totient is φ = 66497292288.

The previous prime is 155248608253. The next prime is 155248608259. The reversal of 155248608256 is 652806842551.

The square root of 155248608256 is 394016.

It is a perfect power (a square), and thus also a powerful number.

It is an interprime number because it is at equal distance from previous prime (155248608253) and next prime (155248608259).

It is not an unprimeable number, because it can be changed into a prime (155248608253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 88258705 + ... + 88260463.

Almost surely, 2^155248608256 is an apocalyptic number.

155248608256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

155248608256 is the 394016-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 155248608256

155248608256 is an abundant number, since it is smaller than the sum of its proper divisors (205971023783).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

155248608256 is an frugal number, since it uses more digits than its factorization.

155248608256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3552 (or 1768 counting only the distinct ones).

The product of its (nonzero) digits is 4608000, while the sum is 52.

The spelling of 155248608256 in words is "one hundred fifty-five billion, two hundred forty-eight million, six hundred eight thousand, two hundred fifty-six".